Integration Developer

Java

Integration Developer

Java
Puławska 145, Warszawa

Circle K Business Centre

Full-time
Permanent
Mid
Hybrid

Job description

We are looking for Developer in Integrations Development team to be part of our team which is responsible (but not limited to) for developing and maintaining integrations between various applications company is using to run the business. Our role is to be part of whole lifecycle of the implementing of such integrations - from helping business process owners to realize idea, setting up requirements, development, production deployment, handover to support lines up to benefits realization of what our work has contributed.


As a retail business company with long history, many support offices and thousands of stores around the globe it is not a surprise that application and technology portfolio is fairly wide - from top-new digital platforms to large ERP accounting systems, from presence in public clouds, using newest beta services to on-site server based CRM applications. Our talent is to fulfill any demand if it gives value disregard how different the applications we are integrating might be. We are looking for you if you are ready for such challenges which in the end are making work and life more interesting and engaging! 


Responsibilities

  • Design and implement highly scalable, resilient, and performant cloud-native integration solutions.

  • Create and manage containerized applications using Docker and Kubernetes, ensuring seamless deployment and orchestration.

  • Write clean, maintainable, and efficient code to build integration services.

  • Develop integration flows and APIs using a mix of custom code in Java and Python, and Oracle Cloud native services.

  • Ensure that integrations are designed with scalability, reliability, and fault tolerance in mind.

  • Collaborate with cross-functional teams to understand business requirements and translate them into technical specifications.

  • Proactively identify and resolve any issues related to the performance and reliability of integrations.

  • Advocate for and implement best practices in cloud architecture, Kubernetes management, integration design, and coding.

  • Ensure all solutions adhere to enterprise security policies and compliance requirements.

  • Document all processes, designs, and deployments meticulously for future reference and for the use of other team members.

  • Work closely with other developers, architects, and product teams to deliver end-to-end solutions.

  • Provide technical guidance and support to other team members.

  • Participate in code reviews, team meetings, and knowledge-sharing sessions.


Requirements

  • Bachelor’s degree in computer science, Information Technology, or a related field.

  • Proven experience as an Integration Developer or similar role, with a focus on Kubernetes and microservices architecture.

  • Strong programming skills and experience in languages such as Java, Python, Spring Boot, REST, SOAP, Camel.

  • In-depth knowledge of Kubernetes, Docker, and related container orchestration and management technologies.

  • Familiarity with CI/CD tools and version control systems (e.g., Git, Jenkins).

  • Solid understanding of network protocols, security principles, and cloud infrastructure.

  • Excellent problem-solving abilities and a strong attention to detail.


Nice to have

  • Understanding of retail business processes.

  • Experience with public clouds.

  • Experience in test automation for unit and integration testing.

 

What do we offer?  

  • Contract of employment 

  • Annual bonus 

  • Private medical care 

  • Cafeteria Platform/Multisport 

  • English lessons subsidized by the company 

  • Group insurance 

  • Attractive discounts for products and services at our stations 

  • Employee stock purchase plan 

  • Employee Assistance Program (Lyra) 

  • Modern and convenient office that you can virtually visit here - https://goo.gl/maps/CLteHfYcdYMbdESq6 

  • Trainings & possibility to develop skills in a wide international environment


When working with us you can depend upon it that you will not be judged on the grounds of race, national origin, gender, sexual orientation, disability, age, or other legally protected status. Oppositely – we believe that our diverse and inclusive culture helps us create an amazing atmosphere where everybody feels welcome.  Check who we are here: https://youtu.be/td-QGnNnvW0  Want to know even more about us? Take a look at our career page: https://workwithus.circlek.com/global/en/businesscentrewarsaw  Interested? We encourage you to apply.  We know great companies are built from within, by great people like you. Come grow with us! We´re looking forward to your application 

We hereby inform that in the company Circle K Business Centre Poland sp. z o.o. with registered office in Warsaw an Internal Notification and Follow-up Actions Procedures applies. 

The document describes rules for reporting violations of law by whistleblowers. Full content of the above-mentioned Procedure is available here:  https://www.circlek.pl/o-nas/procedury-zgloszen 

Tech stack

    Polish

    B2

    English

    C1

    Java

    advanced

    CI/CD

    regular

    REST

    regular

    Docker

    regular

    Kubernetes

    regular

    Python

    regular

    SOAP

    regular

    Spring Boot

    regular

Office location

Published: 25.02.2026

Integration Developer

Summary of the offer

Integration Developer

Puławska 145, Warszawa
Circle K Business Centre
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